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steamware.scad
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module general_block( block_unit, shaft_unit )
{
difference()
{
cube([block_unit, block_unit, block_unit], true);
rotate([0,0,0]) { cube( [ block_unit + 0.01, shaft_unit, shaft_unit ], center = true ); }
rotate([0,90,0]) { cube( [ block_unit + 0.01, shaft_unit, shaft_unit ], center = true ); }
rotate([0,0,90]) { cube( [ block_unit + 0.01, shaft_unit, shaft_unit ], center = true ); }
}
}
module transform_block( basis_unit, padding )
{
block_unit = basis_unit - padding;
shaft_unit = basis_unit/3 + padding;
difference()
{
cube([block_unit, basis_unit + padding, basis_unit + padding], true);
rotate([0,0,0]) { cube( [ block_unit + padding + 0.01, shaft_unit, shaft_unit ], center = true ); }
//rotate([0,90,0]) { cube( [ block_unit + 0.01, shaft_unit, shaft_unit ], center = true ); }
//rotate([0,0,90]) { cube( [ block_unit + 0.01, shaft_unit, shaft_unit ], center = true ); }
}
}
module solid_transform_block( basis_unit, padding )
{
block_unit = basis_unit - padding;
difference()
{
cube([block_unit, basis_unit + padding, basis_unit + padding], true);
rotate([0,0,0]) { cube( [ block_unit + padding + 0.01, 0, 0 ], center = true ); }
//rotate([0,90,0]) { cube( [ block_unit + 0.01, shaft_unit, shaft_unit ], center = true ); }
//rotate([0,0,90]) { cube( [ block_unit + 0.01, shaft_unit, shaft_unit ], center = true ); }
}
}
module general_coupler( block_unit, shaft_unit )
{
difference()
{
cube( [ block_unit/2, block_unit, block_unit] , center = true );
cube( [ block_unit, shaft_unit, shaft_unit ], center = true );
}
}
module advanced_block( block_unit, shaft_unit )
{
// <--WARNING DO NOT CHANGE FROM cubic_corner_to_edge_angle = 54.7 -->
cubic_corner_to_edge_angle = 54.7;
corner_cropping_constant = 0.5335 * block_unit ;
edge_cropping_constant = 0.7707;
difference()
{
general_block( block_unit, shaft_unit );
translate([corner_cropping_constant,corner_cropping_constant,corner_cropping_constant])
{
rotate([0,cubic_corner_to_edge_angle,45])
{
cube([block_unit/2, block_unit/2, block_unit/2],true);
}
}
translate([-corner_cropping_constant,corner_cropping_constant,corner_cropping_constant])
{
rotate([0,cubic_corner_to_edge_angle,135])
{
cube([block_unit/2, block_unit/2, block_unit/2],true);
}
}
translate([corner_cropping_constant,-corner_cropping_constant,corner_cropping_constant])
{
rotate([0,cubic_corner_to_edge_angle,315])
{
cube([block_unit/2, block_unit/2, block_unit/2],true);
}
}
translate([-corner_cropping_constant,-corner_cropping_constant,corner_cropping_constant])
{
rotate([0,cubic_corner_to_edge_angle,225])
{
cube([block_unit/2, block_unit/2, block_unit/2],true);
}
}
translate([corner_cropping_constant,corner_cropping_constant,-corner_cropping_constant])
{
rotate([0,-cubic_corner_to_edge_angle,45])
{
cube([block_unit/2, block_unit/2, block_unit/2],true);
}
}
translate([-corner_cropping_constant,corner_cropping_constant,-corner_cropping_constant])
{
rotate([0,-cubic_corner_to_edge_angle,135])
{
cube([block_unit/2, block_unit/2, block_unit/2],true);
}
}
translate([corner_cropping_constant,-corner_cropping_constant,-corner_cropping_constant])
{
rotate([0,-cubic_corner_to_edge_angle,315])
{
cube([block_unit/2, block_unit/2, block_unit/2],true);
}
}
translate([-corner_cropping_constant,-corner_cropping_constant,-corner_cropping_constant])
{
rotate([0,-cubic_corner_to_edge_angle,225])
{
cube([block_unit/2, block_unit/2, block_unit/2],true);
}
}
// Edges.
translate([block_unit*edge_cropping_constant,block_unit*edge_cropping_constant,0])
{
rotate([0,0,45])
{
cube([block_unit+0.01, block_unit+0.01, block_unit+0.01],true);
}
}
translate([-block_unit*edge_cropping_constant,block_unit*edge_cropping_constant,0])
{
rotate([0,0,45])
{
cube([block_unit+0.01, block_unit+0.01, block_unit+0.01],true);
}
}
translate([block_unit*edge_cropping_constant,-block_unit*edge_cropping_constant,0])
{
rotate([0,0,45])
{
cube([block_unit+0.01, block_unit+0.01, block_unit+0.01],true);
}
}
translate([-block_unit*edge_cropping_constant,-block_unit*edge_cropping_constant,0])
{
rotate([0,0,45])
{
cube([block_unit+0.01, block_unit+0.01, block_unit+0.01],true);
}
}
rotate([90,0,0])
{
translate([block_unit*edge_cropping_constant,block_unit*edge_cropping_constant,0])
{
rotate([0,0,45])
{
cube([block_unit+0.01, block_unit+0.01, block_unit+0.01],true);
}
}
translate([-block_unit*edge_cropping_constant,block_unit*edge_cropping_constant,0])
{
rotate([0,0,45])
{
cube([block_unit+0.01, block_unit+0.01, block_unit+0.01],true);
}
}
translate([block_unit*edge_cropping_constant,-block_unit*edge_cropping_constant,0])
{
rotate([0,0,45])
{
cube([block_unit+0.01, block_unit+0.01, block_unit+0.01],true);
}
}
translate([-block_unit*edge_cropping_constant,-block_unit*edge_cropping_constant,0])
{
rotate([0,0,45])
{
cube([block_unit+0.01, block_unit+0.01, block_unit+0.01],true);
}
}
}
rotate([0,90,0])
{
translate([block_unit*edge_cropping_constant,block_unit*edge_cropping_constant,0])
{
rotate([0,0,45])
{
cube([block_unit+0.01, block_unit+0.01, block_unit+0.01],true);
}
}
translate([-block_unit*edge_cropping_constant,block_unit*edge_cropping_constant,0])
{
rotate([0,0,45])
{
cube([block_unit+0.01, block_unit+0.01, block_unit+0.01],true);
}
}
translate([block_unit*edge_cropping_constant,-block_unit*edge_cropping_constant,0])
{
rotate([0,0,45])
{
cube([block_unit+0.01, block_unit+0.01, block_unit+0.01],true);
}
}
translate([-block_unit*edge_cropping_constant,-block_unit*edge_cropping_constant,0])
{
rotate([0,0,45])
{
cube([block_unit+0.01, block_unit+0.01, block_unit+0.01],true);
}
}
}
}
}
module advanced_coupler(block_unit, shaft_unit)
{
// <--WARNING DO NOT CHANGE FROM cubic_corner_to_edge_angle = 54.7 -->
cubic_corner_to_edge_angle = 54.7;
corner_cropping_constant = 0.53355 * block_unit ;
edge_cropping_constant = 0.7707;
difference()
{
general_coupler(block_unit, shaft_unit);
translate([corner_cropping_constant,corner_cropping_constant,corner_cropping_constant])
{
rotate([0,cubic_corner_to_edge_angle,45])
{
cube([block_unit/2, block_unit/2, block_unit/2],true);
}
}
translate([-corner_cropping_constant,corner_cropping_constant,corner_cropping_constant])
{
rotate([0,cubic_corner_to_edge_angle,135])
{
cube([block_unit/2, block_unit/2, block_unit/2],true);
}
}
translate([corner_cropping_constant,-corner_cropping_constant,corner_cropping_constant])
{
rotate([0,cubic_corner_to_edge_angle,315])
{
cube([block_unit/2, block_unit/2, block_unit/2],true);
}
}
translate([-corner_cropping_constant,-corner_cropping_constant,corner_cropping_constant])
{
rotate([0,cubic_corner_to_edge_angle,225])
{
cube([block_unit/2, block_unit/2, block_unit/2],true);
}
}
translate([corner_cropping_constant,corner_cropping_constant,-corner_cropping_constant])
{
rotate([0,-cubic_corner_to_edge_angle,45])
{
cube([block_unit/2, block_unit/2, block_unit/2],true);
}
}
translate([-corner_cropping_constant,corner_cropping_constant,-corner_cropping_constant])
{
rotate([0,-cubic_corner_to_edge_angle,135])
{
cube([block_unit/2, block_unit/2, block_unit/2],true);
}
}
translate([corner_cropping_constant,-corner_cropping_constant,-corner_cropping_constant])
{
rotate([0,-cubic_corner_to_edge_angle,315])
{
cube([block_unit/2, block_unit/2, block_unit/2],true);
}
}
translate([-corner_cropping_constant,-corner_cropping_constant,-corner_cropping_constant])
{
rotate([0,-cubic_corner_to_edge_angle,225])
{
cube([block_unit/2, block_unit/2, block_unit/2],true);
}
}
// Edges.
translate([block_unit*edge_cropping_constant,block_unit*edge_cropping_constant,0])
{
rotate([0,0,45])
{
cube([block_unit+0.01, block_unit+0.01, block_unit+0.01],true);
}
}
translate([-block_unit*edge_cropping_constant,block_unit*edge_cropping_constant,0])
{
rotate([0,0,45])
{
cube([block_unit+0.01, block_unit+0.01, block_unit+0.01],true);
}
}
translate([block_unit*edge_cropping_constant,-block_unit*edge_cropping_constant,0])
{
rotate([0,0,45])
{
cube([block_unit+0.01, block_unit+0.01, block_unit+0.01],true);
}
}
translate([-block_unit*edge_cropping_constant,-block_unit*edge_cropping_constant,0])
{
rotate([0,0,45])
{
cube([block_unit+0.01, block_unit+0.01, block_unit+0.01],true);
}
}
rotate([90,0,0])
{
translate([block_unit*edge_cropping_constant,block_unit*edge_cropping_constant,0])
{
rotate([0,0,45])
{
cube([block_unit+0.01, block_unit+0.01, block_unit+0.01],true);
}
}
translate([-block_unit*edge_cropping_constant,block_unit*edge_cropping_constant,0])
{
rotate([0,0,45])
{
cube([block_unit+0.01, block_unit+0.01, block_unit+0.01],true);
}
}
translate([block_unit*edge_cropping_constant,-block_unit*edge_cropping_constant,0])
{
rotate([0,0,45])
{
cube([block_unit+0.01, block_unit+0.01, block_unit+0.01],true);
}
}
translate([-block_unit*edge_cropping_constant,-block_unit*edge_cropping_constant,0])
{
rotate([0,0,45])
{
cube([block_unit+0.01, block_unit+0.01, block_unit+0.01],true);
}
}
}
rotate([0,90,0])
{
translate([block_unit*edge_cropping_constant,block_unit*edge_cropping_constant,0])
{
rotate([0,0,45])
{
cube([block_unit+0.01, block_unit+0.01, block_unit+0.01],true);
}
}
translate([-block_unit*edge_cropping_constant,block_unit*edge_cropping_constant,0])
{
rotate([0,0,45])
{
cube([block_unit+0.01, block_unit+0.01, block_unit+0.01],true);
}
}
translate([block_unit*edge_cropping_constant,-block_unit*edge_cropping_constant,0])
{
rotate([0,0,45])
{
cube([block_unit+0.01, block_unit+0.01, block_unit+0.01],true);
}
}
translate([-block_unit*edge_cropping_constant,-block_unit*edge_cropping_constant,0])
{
rotate([0,0,45])
{
cube([block_unit+0.01, block_unit+0.01, block_unit+0.01],true);
}
}
}
}
}
module optimized_block(basis_unit, padding)
{
block_unit = basis_unit - padding;
shaft_unit = basis_unit/3 + padding;
advanced_block(block_unit, shaft_unit);
}
module optimized_coupler(basis_unit, padding)
{
block_unit = basis_unit - padding;
shaft_unit = basis_unit/3 + padding;
advanced_coupler(block_unit, shaft_unit);
}
module solid_optimized_coupler(basis_unit, padding)
{
block_unit = basis_unit - padding;
shaft_unit = 0;
advanced_coupler(block_unit, shaft_unit);
}
module solid_optimized_block(basis_unit, padding)
{
block_unit = basis_unit - padding;
shaft_unit = 0;
advanced_block(block_unit, shaft_unit);
}